Home / 7,385,821.28-10,194,133.97-4,331,019.68

Finding the Fourth Proportional to 7,385,821.28, 10,194,133.97 and 4,331,019.68

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Solution

The fourth proportional to 7,385,821.28, 10,194,133.97 and 4,331,019.68 is: 5,977,804.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,385,821.28 : 10,194,133.97 = 4,331,019.68 : x
  2. Step 2: Convert to fraction form
    7,385,821.28/10,194,133.97 = 4,331,019.68/x
  3. Step 3: Cross multiply
    7,385,821.28x = 10,194,133.97 × 4,331,019.68
  4. Step 4: Simplify right side
    7,385,821.28x = 44,150,994,804,483.41
  5. Step 5: Solve for x
    x = 44,150,994,804,483.41/7,385,821.28
  6. Step 6: Final answer
    x = 5,977,804.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.